Smiles around the world _____ be false, _______ other feelings like anger, fear or worry.
| A．must; hide | B．shall; hiding |
| C．may; hide | D．can; hiding |
Much to the disappointment of the neighboring countries, the Japanese government refuses to admit ________ crime they did in _______ World War II in history.
| A．the; the | B．/; the | C．/; / | D．the; / |
—Will you go swimming with me this weekend?
—______.
| A．All depend | B．It depends | C．It depends on | D．All depends on |
This is the best way _____ the river from _____ .
| A．to prevent; being polluted | B．preventing; polluting |
| C．preventing; being polluted | D．to prevent; polluting |
Last year, Bob earned _____ his brother, who has a better job.
| A．twice as much money as | B．twice as many money as |
| C．as twice more money than | D．twice as more money as |
____ I know, the Chinese team got 51 gold medals in the 29th Olympics.
| A．As far as | B．As well as |
| C．As long as | D．As much as |